Vulnerability Monitor

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CVE-2023-4474

The improper neutralization of special elements in the WSGI server of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted URL to a vulnerable device.

Published

2023-11-30T02:15:43.553

Last Modified

2024-11-21T08:35:14.640

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

Weaknesses

Type: Primary
CWE-78

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	zyxel	nas326_firmware	≤ 5.21\(aazf.14\)c0	Yes
Hardware	zyxel	nas326	-	No
Operating System	zyxel	nas542_firmware	≤ 5.21\(abag.11\)c0	Yes
Hardware	zyxel	nas542	-	No

References

https://bugprove.com/knowledge-hub/cve-2023-4473-and-cve-2023-4474-authentication-bypass-and-multiple-blind-os-command-injection-vulnerabilities-in-zyxel-s-nas-326-devices/ ([email protected])
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products Patch, Vendor Advisory ([email protected])
https://bugprove.com/knowledge-hub/cve-2023-4473-and-cve-2023-4474-authentication-bypass-and-multiple-blind-os-command-injection-vulnerabilities-in-zyxel-s-nas-326-devices/ (af854a3a-2127-422b-91ae-364da2661108)
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)